| Scientific Name | Authority | Status |
|---|---|---|
| Ponerorchis joo-iokiana | (Makino) Nakai | synonym |
| Chusua joo-iokiana | (Makino) P.F.Hunt | synonym |
| Ponerorchis pauciflora var. joo-iokiana | (Makino) Ohwi | synonym |
| Orchis joo-iokiana | Makino | synonym |
| Ponerorchis joo-iokiana var. coreana | (Ohwi) Soó | synonym |
| Orchis matsumurana | Schltr. | synonym |
| Orchis joo-iokiana var. coreana | Ohwi | synonym |
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